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胰高血糖素样肽 - 2 作为肥胖儿童非酒精性脂肪肝病潜在生物标志物的初步评估:代谢关联及潜在机制研究

 

Authors Zhang SJ, Xu K, Zhu F, Teng YQ, Tang YF, Xu HW

Received 17 March 2025

Accepted for publication 9 September 2025

Published 18 September 2025 Volume 2025:18 Pages 3515—3525

DOI https://doi.org/10.2147/DMSO.S528780

Checked for plagiarism Yes

Review by Single anonymous peer review

Peer reviewer comments 3

Editor who approved publication: Dr Mark D. DeBoer

Shu-Juan Zhang,1 Ke Xu,1 Feng Zhu,1 Yi-Qun Teng,1 Yan-Fei Tang,1 Hong-Wei Xu2 

1Department of Pediatrics, The Second Hospital of Jiaxing, Jiaxing, 314000, People’s Republic of China; 2Department of Orthopedics, The Second Hospital of Jiaxing, Jiaxing, 314000, People’s Republic of China

Correspondence: Hong-Wei Xu, Department of Orthopedics, The Second Hospital of Jiaxing, No. 1518 of HuanCheng Bei Road, Nanhu District, Jiaxing, 314000, People’s Republic of China, Tel +86 13738261930, Email hongweixudrx@163.com

Objective: This study aimed to investigate the effects of glucagon-like peptide-2 (GLP-2) on insulin resistance and lipid metabolism, as well as potential mechanisms contributing to the development of non-alcoholic fatty liver disease (NAFLD) in children with obesity.
Methods: A cross-sectional study was conducted involving 107 children with obesity, aged between 5 and 15 years, including 55 with NAFLD and 52 without NAFLD. Anthropometric assessments and fasting blood samples were collected to evaluate GLP-2, plasma glucose, insulin (INS), lipids, leptin (LEP), and adiponectin (ADPN). Correlation and logistic regression analyses were performed to evaluate associations between GLP-2 and metabolic parameters.
Results: Children with NAFLD exhibited significantly higher levels of GLP-2, LEP, total cholesterol (TC), triglyceride (TG), low-density lipoprotein cholesterol (LDL-C), fasting blood glucose (FPG), INS, and the homeostasis model assessment of insulin resistance index (HOMA-IR) (all p< 0.05), along with significantly lower levels of ADPN and high-density lipoprotein cholesterol (HDL-C) compared with those without NAFLD (p< 0.05). GLP-2 concentrations correlated positively with TC (r=0.42), TG (r=0.51), LDL-C (r=0.38), FPG (r=0.61), INS (r=0.58), HOMA-IR (r=0.61), and LEP (r=0.42), and negatively with ADPN (r=− 0.53; all p< 0.01). In univariate analysis, GLP-2 was identified as a risk factor for NAFLD (odds ratio [OR]=1.225, 95% confidence interval [CI]: 1.001– 1.499, p< 0.05); however, the association was attenuated after adjustment for body mass index (OR=1.112, p=0.102). ADPN retained a protective association (OR=0.771, p< 0.05).
Conclusion: GLP-2 may contribute to the pathophysiology of insulin resistance and dyslipidemia in pediatric NAFLD, potentially via modulation of adipokine activity. These findings suggest GLP-2 as a candidate biomarker and possible therapeutic target in this population.

Keywords: children, glucagon-like peptide-2, insulin resistance, lipid metabolism, non-alcoholic fatty liver disease, obesity